Quality Assurance
Quiz by Kristin Altinger
Feel free to use or edit a copy
includes Teacher and Student dashboards
Measure skillsfrom any curriculum
Measure skills
from any curriculum
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
With a free account, teachers can
- edit the questions
- save a copy for later
- start a class game
- automatically assign follow-up activities based on students’ scores
- assign as homework
- share a link with colleagues
- print as a bubble sheet
- Q 1/25Score 0Quality assurance is a medical and legal necessity for every lab29FalseTrue
25 questions
Show answers
- Q1Quality assurance is a medical and legal necessity for every labFalseTrue30s
- Q2Which of the following describes registration accuracy?Ability of the system to place reflections in proper positions while imaging from different orientationsSystems ability to place echoes in their correct position when the reflectors are perpendicular to the sound beamComponents of the ultrasound system used to measure distances also require periodic evaluationSystems accuracy in placing reflectors at correct depths located parallel to the sound beam30s
- Q3All of these devices enable the sonographer to perform quality assurance except:Beam profile/Slice thicknessDoppler phantomTissue equivalent phantomMoving belt30s
- Q4An objective statement is..All of the aboveFactual, repeatable, able to be countedThe same, even when obtained from different peopleNot affected by an individuals previous experience30s
- Q5All of the following may be an indication of a deeper dead zone except:Cracked crystalShorter pulse durationLonger pulse durationDetached backing material30s
- Q6What is range accuracy?Components of the ultrasound system used to measure distances also require periodic evaluationSystems ability to place echoes in their correct position when the reflectors are perpendicular to the sound beamThe systems accuracy in placing reflectors at correct depths located parallel to the sound beamAbility of the system to place reflections in proper positions while imaging from different orientations30s
- Q7An acoustic standoff may be used to successfully imageDeeperShallow30s
- Q8How can thicker slices affect diagnostic imaging?Diminishes spatial resolutionReduce ability to visualize small, low contrast reflectorsCystic structures may appear fluidAll of the above30s
- Q9__________ frequency transducers have a thinner dead zone than __________ frequency transducers.Lower; HigherHigher; Lower30s
- Q10Describe horizontal calibrationComponents of the ultrasound system used to measure distances also require periodic evaluationSystems ability to place echoes in their correct position when the reflectors are perpendicular to the sound beamSystems accuracy in placing reflectors at correct depths located parallel to the sound beamAbility of the system to place reflections in proper positions while imaging from different orientations30s
- Q11Slice thickness determines what type of resolution?AzimuthalElevationalSpatialLateral30s
- Q12Tissue equivalent phantom evaluates an adjustable-focus phased arrayFalseTrue30s
- Q13Pulsed, continuous waves, color, and power mode asses what phantom?Beam profileDopplerTissue EquivalentSlice thickness30s
- Q14How are tissue equivalent phantoms similar to soft tissue?Scattering characteristics and echogenicityAll of the aboveSpeed of soundAttenuation30s
- Q15Slice thickness measures the beam geometry _________ to the imaging planePerpendicularParallelHorizontalAcross30s
